Giacomo Quarenghi: The Palladian Visionary of Imperial Russia Giacomo Antonio Domenico Quarenghi (1744-1817) stands as a singular figure in the annals of European architecture, recognized universally as “the last of the great architects of Italy” and arguably the foremost practitioner of neoclassical style during his time. He indelibly shaped the cityscape of Saint Petersburg and cemented Russia’s reputation for monumental grandeur un…